Peter Frederick Anson (1889–1975): The Benedictines of Caldey. The Story of the Anglican Benedictines of Caldey and their Submission to the Catholic Church. London, Catholic Book Club, 1940 (Autor gehörte zu den Mönchen).
Peter Frederick Anson: Abbot Extraordinary. A Memoir of Aelred Carlyle, Monk and Missionary, 1874–1955, New York, Sheed and Ward, 1958.
Christopher Howells und Ross Grieve: Caldey Island. The Revealing Story of the Enchanted Holy Island and the Monks in their Woodland Sanctuary, Cardiff, Graffeg, 2010.
Roscoe Howells: Total Community. The Monks of Caldey Island, Tenby, H.G. Walters, 1975.
Rene Kollar: Abbot Aelred Carlyle, Caldey Island, and the Anglo–Catholic Revival in England, New York, P. Lang, 1995.
Bernard Peugniez: Le guide routier de l’Europe cistercienne. Esprit des lieux. Patrimoine. Hôtellerie. Editions du Signe, Straßburg 2012, S. 965.